Porter-Cable 7319, 7320, 7312 To Install the BIT, To Remove the BIT, Model 7310 Trimmer Assembly

TO INSTALL THE BIT

DISCONNECT THE TOOL FROM THE POWER SOURCE.

1.On Models 7310 and 7319, you can install bits either with the motor unit attached or removed.

NOTE: See the instructions (Model 7312) for installing the bit in the OFFSET trimmer. See instructions (Model 7320) for installing the bit in the UNDERSCRIBE trimmer.

2. Clean and insert the shank of the		B	C
	A
bit (C) Fig. 2 into the collet until the
end of the shank bottoms. Then
withdraw the bit approximately
1/16".
3. Depress the spindle lock (A) Fig.
2 and rotate the collet nut (B)
clockwise by hand until the lock
engages the hole in the motor
spindle.				Fig. 2

4.While holding the spindle lock, use

the provided wrench to tighten the collet nut (clockwise) securely.

To prevent damage to the collet, do not tighten the collet without a bit inserted.

TO REMOVE THE BIT

DISCONNECT THE TOOL FROM THE POWER SOURCE.

Do not touch the trimmer bits immediately after use. They can get very hot.

1.On Models 7310 and 7319, you can remove bits either with the motor unit attached or removed.

NOTE: See the instructions (Model 7312) for installing the bit in the OFFSET trimmer.

2.Depress the spindle lock and rotate the collet nut counter-clockwise by hand until the lock engages the hole in the motor spindle.

3.While holding the spindle lock engaged, loosen the collet nut by turning it counter-clockwise with the provided wrench.

4.If the bit is tight on the collet, tap the collet nut with a wrench to release the bit.

MODEL 7310 TRIMMER ASSEMBLY

The Model 7310 Trimmer comes completely assembled from the factory. The base is attached to (or removed from) the motor with a base locking screw (Fig. 3).

NOTE: The locking screw (A) Fig. 3 utilizes a spring (B) Fig. 3 and a flat washer (C). Position the spring (B) with its small end against the head of the screw (A). Attach the washer (C) after the spring.

A

B

C

Fig. 3

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